Map.Entry entry = (Map.Entry)it.next();
Endpoint endpoint = (Endpoint)entry.getValue();
if ( endpoint != null )
{
// Fetch stats for the delegate
ServicePerformance delegatePerformanceStats =
((AggregateAnalysisEngineController)this).
getDelegateServicePerformance((String)entry.getKey());
// Log this delegate's statistics
logStats((String)entry.getKey(), delegatePerformanceStats);
}